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Table 1 Technical specifications for the pixel- and volume-level cases

From: Deep learning detection and quantification of pneumothorax in heterogeneous routine chest computed tomography

 Pixel-level casesVolume-level cases
Slice thickness (mm)1, 1.5, 31, 1.5, 2, 3
Pixel spacing (mm)0.51 × 0.51 to 0.84 × 0.840.35 × 0.35 to 0.97 × 0.97
Tube voltage (kV)100, 12080, 100, 120, 140
Exposure (mAs)10 to 28430 to 382
Filter typeWEDGE_2, WEDGE_3, YB, no filterFLAT, WEDGE_2, WEDGE_3, YB, D, no filter
Convolution kernelB60f, B70f, YBB60f, B60s, B70f, I70f\2, I70f\3, YB, D